magnetic-field component

例句：

1. 1. The magnetized steel is a crucial component in the manufacturing process.
   磁化的钢是制造过程中的关键部件。
2. 2. The magnetic field component of the Earth's core is responsible for the planet's rotation.
   地球核心的磁场分量负责行星的旋转。
3. 3. The magnetic field component can be measured using specialized instruments.
   可以使用专门的仪器测量磁场分量。